
2018 GMC Sierra 1500 SLT: Premium Power and Uncompromised Capability
The 2018 GMC Sierra 1500 SLT Crew Cab combines high-end craftsmanship with true full-size truck strength. Styled in Quicksilver Metallic over a refined Jet Black leather interior, this Four Wheel Drive pickup is built for drivers who need legendary capability without sacrificing daily comfort. Whether you are hauling equipment to a job site in Bean Station or taking family and gear out for a weekend getaway, this Sierra 1500 delivers dependable performance, advanced trailering technology, and executive-class interior amenities. You can explore our pre-owned selection today to discover how a premium truck elevates every drive.
Performance & Capability
Under the hood, this GMC Sierra 1500 SLT is powered by an EcoTec3 5.3L V-8 gasoline direct injection, variable valve control, regular unleaded, engine with cylinder deactivation and 355HP. Paired with a smooth-shifting 6-Speed Automatic Electronic with Overdrive, this setup offers an impressive balance of standard grunt and efficiency, earning an EPA-estimated 16 city / 22 hwy MPG. Equipped with an AutoTrac 2-Speed Active Electronic Transfer Case, the Four Wheel Drive system lets you seamlessly transition between road conditions. Capability is further enhanced by the Heavy-Duty Rear Locking Differential, a 3.42 Rear Axle Ratio, a 7,200 lbs GVWR, Heavy-Duty Ride Suspension, and factory Trailering Equipment supported by an auxiliary external transmission oil cooler.
Technology & Comfort
Inside the cabin, the SLT trim surrounds you with upscale materials and intuitive modern electronics. Leather front seat upholstery is complemented by 10-way power-adjustable, heated driver and front passenger seats with driver memory settings. The GMC Infotainment and Navigation system centers around an 8-inch primary touchscreen, delivering integrated navigation, voice-activated controls, and Bluetooth wireless audio streaming through a premium Bose speaker system. Additional conveniences include Dual-Zone Automatic Climate Control, a 110-Volt AC power outlet, power-adjustable pedals, Remote Vehicle Starter System, and an EZ Lift & Lower Tailgate with LED cargo box lighting for working efficiently after dark.
Key Highlights
- EcoTec3 5.3L V8 Engine - Delivers 355HP featuring active fuel management and direct injection.
- AutoTrac 4WD System - 2-speed active electronic transfercase provides reliable power distribution.
- SLT Premium Package - Includes 20-inch polished aluminum wheels and 6-inch rectangular chromed tubular assist steps.
- Heated Leather Seating - Features 10-way power front split-bench seating with dual-zone climate control.
- GMC Infotainment & Navigation - Features an 8-inch color touchscreen display with voice control and navigation.
- Bose Premium Audio - Delivers crystal-clear sound quality throughout the spacious crew cab.
- Trailering Equipment - Ready to haul with a heavy-duty rear locking differential and auxiliary coolers.
- EZ Lift & Lower Tailgate - Includes remote locking capabilities and protective bed-rail covers.
Visit Us
Ready to experience the strength and luxury of this 2018 GMC Sierra 1500 SLT for yourself? We invite you to visit us at Rusty Wallace Kia Morristown to take a test drive, get pre-approved for financing, or see what your trade is worth. You can also get directions to our dealership or call us at (423) 200-5335 to speak with our dedicated team today.
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